↑Jessie Davis. Brumbaugh, George, Descendants of. (Email 27 Feb 2001) He was married to Mary De France HALLIBURTON (daughter of Joseph Holman HALLIBURTON and Frances WALKERSON) on 23 DEC 1896 in Linneus, Linn Co., MO. Mary De France HALLIBURTON was born on 3 FEB 1876. Philip Grant BRUMBAUGH D. D. S. and Mary De France HALLIBURTON had the following children:.